Pith Number

pith:D2GF7WTM

pith:2021:D2GF7WTMHHCQK32JFKLVVEZN3X

not attested not anchored not stored refs pending

Non-parametric Memory for Spatio-Temporal Segmentation of Construction Zones for Self-Driving

Ersin Yumer, Kelvin Wong, Min Bai, Raquel Urtasun, Shenlong Wang

arxiv:2101.06865 v1 · 2021-01-18 · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D2GF7WTMHHCQK32JFKLVVEZN3X}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T02:07:37.925171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e8c5fda6c39c5056f492a975a932dddef552ee109d65986fde7e42ff806abd3

Aliases

arxiv: 2101.06865 · arxiv_version: 2101.06865v1 · doi: 10.48550/arxiv.2101.06865 · pith_short_12: D2GF7WTMHHCQ · pith_short_16: D2GF7WTMHHCQK32J · pith_short_8: D2GF7WTM

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/D2GF7WTMHHCQK32JFKLVVEZN3X \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 1e8c5fda6c39c5056f492a975a932dddef552ee109d65986fde7e42ff806abd3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4e93e50aac78d45e78fc4ba7836b7201e47bdbb2c7fa6f486e10742ff056d0c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-01-18T04:02:16Z",
    "title_canon_sha256": "a0737aa7d1a469b9bf7af2cfdd13f0a07df9d60ae852aaec760ebb64afcaf22b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.06865",
    "kind": "arxiv",
    "version": 1
  }
}